iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

nvmem: imx: ocotp: add i.MX8MP support

Browse Source 
i.MX8MP has 96 banks with each bank 4 words. And it has different
ctrl register layout, so add new macros for that.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20200310132257.23358-2-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peng Fan
2020-03-10 13:22:44 +00:00
committed by Greg Kroah-Hartman
parent f52ef24be2
commit c3f4af8b31
1 changed files with 21 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/nvmem/imx-ocotp.c
View File

@@ -44,6 +44,11 @@
#define IMX_OCOTP_BM_CTRL_ERROR 0x00000200 #define IMX_OCOTP_BM_CTRL_ERROR 0x00000200
#define IMX_OCOTP_BM_CTRL_REL_SHADOWS 0x00000400 #define IMX_OCOTP_BM_CTRL_REL_SHADOWS 0x00000400
#define IMX_OCOTP_BM_CTRL_ADDR_8MP 0x000001FF
#define IMX_OCOTP_BM_CTRL_BUSY_8MP 0x00000200
#define IMX_OCOTP_BM_CTRL_ERROR_8MP 0x00000400
#define IMX_OCOTP_BM_CTRL_REL_SHADOWS_8MP 0x00000800
#define IMX_OCOTP_BM_CTRL_DEFAULT \ #define IMX_OCOTP_BM_CTRL_DEFAULT \
{ \ { \
.bm_addr = IMX_OCOTP_BM_CTRL_ADDR, \ .bm_addr = IMX_OCOTP_BM_CTRL_ADDR, \
@@ -52,6 +57,14 @@
.bm_rel_shadows = IMX_OCOTP_BM_CTRL_REL_SHADOWS,\ .bm_rel_shadows = IMX_OCOTP_BM_CTRL_REL_SHADOWS,\
} }
#define IMX_OCOTP_BM_CTRL_8MP \
{ \
.bm_addr = IMX_OCOTP_BM_CTRL_ADDR_8MP, \
.bm_busy = IMX_OCOTP_BM_CTRL_BUSY_8MP, \
.bm_error = IMX_OCOTP_BM_CTRL_ERROR_8MP, \
.bm_rel_shadows = IMX_OCOTP_BM_CTRL_REL_SHADOWS_8MP,\
}
#define TIMING_STROBE_PROG_US 10 /* Min time to blow a fuse */ #define TIMING_STROBE_PROG_US 10 /* Min time to blow a fuse */
#define TIMING_STROBE_READ_NS 37 /* Min time before read */ #define TIMING_STROBE_READ_NS 37 /* Min time before read */
#define TIMING_RELAX_NS 17 #define TIMING_RELAX_NS 17
@@ -520,6 +533,13 @@ static const struct ocotp_params imx8mn_params = {
.ctrl = IMX_OCOTP_BM_CTRL_DEFAULT, .ctrl = IMX_OCOTP_BM_CTRL_DEFAULT,
}; };
static const struct ocotp_params imx8mp_params = {
.nregs = 384,
.bank_address_words = 0,
.set_timing = imx_ocotp_set_imx6_timing,
.ctrl = IMX_OCOTP_BM_CTRL_8MP,
};
static const struct of_device_id imx_ocotp_dt_ids[] = { static const struct of_device_id imx_ocotp_dt_ids[] = {
{ .compatible = "fsl,imx6q-ocotp", .data = &imx6q_params }, { .compatible = "fsl,imx6q-ocotp", .data = &imx6q_params },
{ .compatible = "fsl,imx6sl-ocotp", .data = &imx6sl_params }, { .compatible = "fsl,imx6sl-ocotp", .data = &imx6sl_params },
@@ -532,6 +552,7 @@ static const struct of_device_id imx_ocotp_dt_ids[] = {
{ .compatible = "fsl,imx8mq-ocotp", .data = &imx8mq_params }, { .compatible = "fsl,imx8mq-ocotp", .data = &imx8mq_params },
{ .compatible = "fsl,imx8mm-ocotp", .data = &imx8mm_params }, { .compatible = "fsl,imx8mm-ocotp", .data = &imx8mm_params },
{ .compatible = "fsl,imx8mn-ocotp", .data = &imx8mn_params }, { .compatible = "fsl,imx8mn-ocotp", .data = &imx8mn_params },
{ .compatible = "fsl,imx8mp-ocotp", .data = &imx8mp_params },
{ }, { },
}; };
MODULE_DEVICE_TABLE(of, imx_ocotp_dt_ids); MODULE_DEVICE_TABLE(of, imx_ocotp_dt_ids);